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Metabolite levels in saliva may help doctors diagnose Alzheimer's disease, based on a small study presented at the conference on Sunday Brand Viagra.

Brand Viagra warn, however, that it is too early to count on the saliva, because, despite the accuracy they saw a large number of substances in the saliva and a small number of study participants to leave a lot of variables to be studied.

The findings were presented at the annual conference of the International Association of Alzheimer's.

"Saliva is easy to obtain, safe and affordable, and promising potential for forecasting and tracking cognitive decline, but we are in the very early stages of this work, and more research is needed," said Shraddha Sapkota, neuroscience graduate student of the University of Alberta in Canada, in a press release.

For the Brand Viagra, researchers took saliva samples from 22 people with Alzheimer's disease, 25 people with mild cognitive impairment, and 35 people who were normal aging. Based on clinical diagnosis and cognitive data Victoria longitudinal study, they found that the dominant substance in the saliva of each group may be associated with their cognitive abilities.

The study referred to other Brand Viagra a promising and they insist that jumping to conclusions about the use of saliva for diseases has too many variables to count on more.

"This is a very preliminary study with a Brand Viagra number of subjects, and the results are far from conclusive," said Dr. Allison Reiss, head of the section of the inflammation Winthrop-University Hospital, he told CBS News. "There are many gaps in the data. It is unclear whether the strength and permanence of the relationship between these metabolites and the risk of Alzheimer's disease will be supported in a large multicenter study.